Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 28

Waning Gibbous 95%

17:15

10:25

00 Good
01 Good
02 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:51, Set: 16:36, Transit: 11:43. Moon - Rise: 17:15, Set: 10:25. Civil Dark: 17:12 - 06:15. Nautical Dark: 17:52 - 05:34. Astro Dark: 18:32 - 04:54

Total Clouds (% Sky Obscured)

2
8
28
38
34
65
80
80
92
90
95
92
84
48
48
42
35
23
37
50
100
89
100
78

Low Clouds (% Sky Obscured)

0
4
0
0
0
0
7
23
44
51
60
61
77
46
47
42
35
23
26
39
32
34
4
0

Medium Clouds (% Sky Obscured)

2
8
28
11
27
58
80
80
75
75
86
88
17
0
0
0
0
0
4
0
0
3
3
3

High Clouds (% Sky Obscured)

1
1
1
0
2
42
28
8
20
25
18
25
2
1
0
0
0
1
10
19
100
89
100
74

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
1
0
1
1
0
1
2
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
9
9
11
11
11
12
13
14
15
15
14
17
13
12
10
8
8
8
7
6
6
6

Chance of Frost

Temperature (°C)

7
7
7
7
8
7
8
8
9
10
11
12
13
15
15
15
14
13
12
11
11
10
10
10

Feels Like (°C)

4
5
4
3
5
5
4
4
5
5
7
8
9
11
11
13
13
12
11
9
9
9
9
8

Dew Point (°C)

4
4
5
5
5
5
5
5
6
7
7
9
10
10
11
11
11
11
10
10
9
9
9
9

Relative Humidity (%)

81
82
84
82
82
85
84
82
82
80
77
79
79
73
78
76
79
89
90
88
88
93
93
95

Pressure (mb)

1019
1019
1020
1020
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026

Ozone (du)

314
314
312
307
306
304
304
304
304
304
302
300
298
294
290
289
287
285
282
280
275
275
272
271

Thursday 29

Waning Gibbous 88%

18:10

11:44

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 Bad
12 OK
13 OK
14 OK
15 OK
16 Bad
17 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:53, Set: 16:34, Transit: 11:43. Moon - Rise: 18:10, Set: 11:44. Civil Dark: 17:10 - 06:17. Nautical Dark: 17:51 - 05:36. Astro Dark: 18:31 - 04:56

Total Clouds (% Sky Obscured)

100
82
100
100
100
72
60
58
58
47
31
52
40
40
24
20
54
45
38
47
30
48
51
48

Low Clouds (% Sky Obscured)

0
6
10
6
0
20
26
26
27
22
31
33
40
40
24
19
24
12
6
15
16
21
25
24

Medium Clouds (% Sky Obscured)

4
4
32
51
95
72
60
58
53
47
4
52
8
4
0
0
0
0
4
4
4
0
0
0

High Clouds (% Sky Obscured)

100
81
100
98
100
58
39
33
31
6
1
1
2
2
2
2
35
35
32
40
16
32
28
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
5
4
5
5
4
5
4
5
5
5
6
6
6
6
5
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

10
9
9
9
9
9
9
9
9
10
12
13
14
14
15
14
13
12
11
11
11
10
10
10

Feels Like (°C)

7
7
7
7
7
7
7
7
7
9
10
13
12
14
14
14
13
10
9
9
9
9
8
8

Dew Point (°C)

9
9
8
8
8
8
8
8
8
8
9
8
8
8
9
9
9
9
9
8
8
8
8
8

Relative Humidity (%)

95
95
95
95
95
95
95
95
91
85
80
71
67
67
67
69
76
80
83
83
85
88
88
88

Pressure (mb)

1027
1027
1027
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1029
1030

Ozone (du)

270
268
267
266
265
265
266
266
265
266
266
266
266
265
265
264
264
262
262
261
261
261
260
260

Friday 30

Waning Gibbous 79%

19:24

12:43

00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 Bad
23 Bad

Sun - Rise: 06:55, Set: 16:32, Transit: 11:43. Moon - Rise: 19:24, Set: 12:43. Civil Dark: 17:08 - 06:18. Nautical Dark: 17:49 - 05:38. Astro Dark: 18:29 - 04:58

Total Clouds (% Sky Obscured)

33
40
68
87
95
98
91
76
85
44
57
85
63
77
79
84
83
78
70
59
37
33
42
51

Low Clouds (% Sky Obscured)

33
40
47
64
73
78
72
71
79
44
57
66
37
53
56
62
61
54
43
32
24
33
42
51

Medium Clouds (% Sky Obscured)

0
0
4
4
4
0
0
4
4
4
0
0
0
0
0
3
4
4
4
4
4
4
4
4

High Clouds (% Sky Obscured)

2
4
32
34
30
30
40
28
34
5
14
47
44
45
50
45
45
40
35
34
20
5
6
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
63
100
100
96
100
98
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
6
5
5
5
5
5
5
6
6
7
7
7
7
5
4
5
5
5
6
6
6
5

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
9
11
12
13
14
14
14
14
13
12
12
11
11
10
10
10

Feels Like (°C)

7
8
8
7
7
7
6
6
7
8
11
11
11
12
12
12
11
10
9
9
9
9
9
9

Dew Point (°C)

8
8
8
8
8
8
8
8
8
8
9
9
8
7
7
8
8
7
8
8
8
8
8
8

Relative Humidity (%)

90
91
93
93
93
95
95
95
91
85
81
74
68
62
61
66
70
72
76
81
85
88
90
90

Pressure (mb)

1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1032
1032
1032

Ozone (du)

260
260
260
259
259
259
259
260
260
260
259
259
259
259
260
261
261
262
262
262
262
262
263
263

Saturday 31

Waning Gibbous 69%

20:51

13:23

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:56, Set: 16:30, Transit: 11:43. Moon - Rise: 20:51, Set: 13:23. Civil Dark: 17:06 - 06:20. Nautical Dark: 17:47 - 05:39. Astro Dark: 18:27 - 04:59

Total Clouds (% Sky Obscured)

53
51
63
81
84
91
83
61
61
55
54
47
50
55
77
92
90
91
80
78
79
65
61
53

Low Clouds (% Sky Obscured)

53
51
55
58
61
76
79
61
61
55
54
47
50
55
72
69
70
75
67
60
58
57
53
48

Medium Clouds (% Sky Obscured)

7
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0
0
3
4
4
4
0
0
0

High Clouds (% Sky Obscured)

6
7
22
36
35
31
37
11
16
8
10
6
7
9
30
41
29
25
22
26
36
32
38
41

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
3
3
3
3
3
3
4
4
5
6
6
5
5
3
3
3
3
3
3
3
2
3

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
10
11
12
13
13
13
13
13
12
11
11
11
10
10
10
9

Feels Like (°C)

9
9
10
9
8
8
8
8
10
11
12
13
13
13
13
13
11
10
10
10
10
10
10
10

Dew Point (°C)

8
8
8
8
7
8
8
8
8
8
8
8
8
7
7
8
8
8
8
8
8
8
8
7

Relative Humidity (%)

90
90
90
90
88
90
90
91
90
83
79
74
70
66
65
69
75
79
81
83
84
87
87
87

Pressure (mb)

1032
1032
1032
1032
1032
1032
1032
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1034
1034
1034
1034
1034

Ozone (du)

263
264
264
263
262
263
262
262
262
263
263
264
264
264
264
265
265
265
266
267
268
269
269
269

Sunday 1

Third Quarter 57%

22:21

13:49

00 Bad
01 Bad
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:58, Set: 16:28, Transit: 11:43. Moon - Rise: 22:21, Set: 13:49. Civil Dark: 17:04 - 06:22. Nautical Dark: 17:45 - 05:41. Astro Dark: 18:25 - 05:01

Total Clouds (% Sky Obscured)

51
51
46
44
63
50
80
88
85
89
87
85
83
81
86
87
85
95
92
81
74
68
59
58

Low Clouds (% Sky Obscured)

48
48
46
44
51
50
69
75
79
70
58
46
64
81
86
87
85
89
73
53
17
9
8
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
3
0
0
6
13
23
33
40
55
51
46
38
23
8
0
0
0
0

High Clouds (% Sky Obscured)

23
14
5
5
31
16
45
60
39
7
24
3
3
3
4
5
3
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
4
5
2
9
8
5
4
3
1
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
4
5
5
5
5
6
6
6
7
7
8
8
9
9
10
12
14
14
13
11
10
10

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
9
9
10
11
12
12
12
12
12
11
11
10
10
10
9
9
9

Feels Like (°C)

9
8
8
7
7
6
7
6
7
9
9
10
9
9
9
9
10
11
12
8
9
9
9
9

Dew Point (°C)

7
7
6
6
5
6
6
8
9
9
10
10
9
8
7
6
7
8
9
9
9
8
8
8

Relative Humidity (%)

88
87
85
84
84
85
85
93
95
91
90
92
81
76
71
67
76
84
93
93
91
90
90
90

Pressure (mb)

1034
1035
1035
1035
1035
1035
1035
1036
1036
1036
1037
1037
1037
1037
1037
1037
1037
1038
1038
1039
1039
1040
1040
1040

Ozone (du)

269
269
269
269
269
269
270
271
272
274
276
280
280
279
279
278
278
278
278
277
277
276
277
277

Monday 2

Waning Crescent 46%

23:48

14:07

00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 OK

Sun - Rise: 07:00, Set: 16:26, Transit: 11:43. Moon - Rise: 23:48, Set: 14:07. Civil Dark: 17:03 - 06:24. Nautical Dark: 17:44 - 05:43. Astro Dark: 18:24 - 05:03

Total Clouds (% Sky Obscured)

52
45
44
49
52
54
65
73
73
58
57
47
40
38
40
44
45
42
38
43
44
50
49
47

Low Clouds (% Sky Obscured)

11
10
11
17
21
44
62
73
73
58
57
47
40
38
40
44
45
42
38
43
44
50
49
47

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
2
4
3
2
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
1
0
0
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
9
9
8
8
8
8
9
10
11
12
13
12
10
9
9
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
8
9
9
10
11
12
12
12
12
11
10
9
9
9
9
9
9

Feels Like (°C)

9
8
7
8
8
8
7
7
7
7
7
7
7
12
12
12
12
13
13
8
9
9
9
9

Dew Point (°C)

7
7
7
7
6
6
6
6
6
6
6
6
5
5
6
6
6
6
7
6
6
6
6
6

Relative Humidity (%)

88
90
88
90
90
90
88
85
82
80
73
68
63
64
66
67
72
77
84
82
81
82
81
81

Pressure (mb)

1040
1040
1040
1040
1040
1040
1040
1041
1041
1041
1041
1041
1041
1041
1040
1040
1040
1040
1040
1041
1041
1041
1041
1040

Ozone (du)

278
277
276
275
277
278
279
281
282
284
284
283
282
282
282
282
283
284
285
285
285
285
284
283

Tuesday 3

Waning Crescent 34%

No Rise

14:20

Sun - Rise: 07:02, Set: 16:24, Transit: 11:43. Moon - Rise: No Rise, Set: 14:20. Civil Dark: 17:01 - 06:25. Nautical Dark: 17:42 - 05:44. Astro Dark: 18:22 - 05:04

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 28/10/26 00:41:06. Forecast: 28/10/26 to 03/11/26. Timezone: UTC+0.00